GMAT PREP RATE?

dferm · Posted: Thu Nov 29, 2007 9:24 am Post subject: GMAT PREP RATE?

CAN SOMEONE PLEASE HELP WITH THIS QUES?

At a certain college there are twice as many English majors as history majors adn three times as many English majors as mathematics majors. What is the ratio of the number of history majors to the number fo mathmatics majors?

A. 6 to 1
B. 3 to 2
C. 2 to 3
D. 1 to 5
E. 1 to 6

Please elaborate how you arrive at your answer..thanks.

sankruth · Posted: Thu Nov 29, 2007 9:30 am Post subject:

E:H = 2:1
E:M = 3:1

Using common multiples, we can say:
E:H = 6:3
E:M = 6:2

so, E:H:M = 6:3:2
and H:M = 3:2

(B) Is it correct?

blanca · Posted: Thu Nov 29, 2007 10:29 am Post subject:

H=E/2 and
M=E/3

Ration of H to M is H/M = E/2 divided by E/3
i.e E/2 * 3/E = 3/2

So H:M is 3:2 .